. >>> another history-making win for danica patrick. stock car driver became the first woman to nab a top spot for any race in nascar's premiere circuit, winning the daytona 500 pole with a lap topping 196 miles per hour at the international speedway in florida. she says she was raised to be the fastest driver, not the fastest girl. she proved that. >>> talk about nerves of steel. diver ocean ramsey ditched her shark cage to tag along with the real deal. a massive great white shark, hitching a ride on its dorsal fin, the pair float along peacefully. she shot the video for go pro. she's been swimming with sharks since she was 12 years old. >> i knew it was going to be good because of the peaceful music that we're hearing, not the -- big difference in the music, right? that's always the key sign. >>> mr. roker, gosh, i can't believe boston's got it again. >> they do, and now cold air and wind to deal with as well, as does much of the northeast. it feels like it's 2 below in boston. air temperature of 16. 4 in watertown. afternoon temperat